diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/memx.fuc')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/memx.fuc | 133 |
1 files changed, 125 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/memx.fuc b/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/memx.fuc index d43741eccb11..e89789a53b80 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/memx.fuc +++ b/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/memx.fuc @@ -43,17 +43,23 @@ process(PROC_MEMX, #memx_init, #memx_recv) */ .b32 func memx_func_head: -handler(ENTER , 0x0001, 0x0000, #memx_func_enter) +handler(ENTER , 0x0000, 0x0000, #memx_func_enter) memx_func_next: handler(LEAVE , 0x0000, 0x0000, #memx_func_leave) handler(WR32 , 0x0000, 0x0002, #memx_func_wr32) handler(WAIT , 0x0004, 0x0000, #memx_func_wait) handler(DELAY , 0x0001, 0x0000, #memx_func_delay) +handler(VBLANK, 0x0001, 0x0000, #memx_func_wait_vblank) memx_func_tail: .equ #memx_func_size #memx_func_next - #memx_func_head .equ #memx_func_num (#memx_func_tail - #memx_func_head) / #memx_func_size +memx_ts_start: +.b32 0 +memx_ts_end: +.b32 0 + memx_data_head: .skip 0x0800 memx_data_tail: @@ -67,19 +73,44 @@ memx_data_tail: // // $r15 - current (memx) // $r4 - packet length -// +00: bitmask of heads to wait for vblank on // $r3 - opcode desciption // $r0 - zero memx_func_enter: +#if NVKM_PPWR_CHIPSET == GT215 + movw $r8 0x1610 + nv_rd32($r7, $r8) + imm32($r6, 0xfffffffc) + and $r7 $r6 + movw $r6 0x2 + or $r7 $r6 + nv_wr32($r8, $r7) +#else + movw $r6 0x001620 + imm32($r7, ~0x00000aa2); + nv_rd32($r8, $r6) + and $r8 $r7 + nv_wr32($r6, $r8) + + imm32($r7, ~0x00000001) + nv_rd32($r8, $r6) + and $r8 $r7 + nv_wr32($r6, $r8) + + movw $r6 0x0026f0 + nv_rd32($r8, $r6) + and $r8 $r7 + nv_wr32($r6, $r8) +#endif + mov $r6 NV_PPWR_OUTPUT_SET_FB_PAUSE nv_iowr(NV_PPWR_OUTPUT_SET, $r6) memx_func_enter_wait: nv_iord($r6, NV_PPWR_OUTPUT) and $r6 NV_PPWR_OUTPUT_FB_PAUSE bra z #memx_func_enter_wait - //XXX: TODO - ld b32 $r6 D[$r1 + 0x00] - add b32 $r1 0x04 + + nv_iord($r6, NV_PPWR_TIMER_LOW) + st b32 D[$r0 + #memx_ts_start] $r6 ret // description @@ -89,14 +120,93 @@ memx_func_enter: // $r3 - opcode desciption // $r0 - zero memx_func_leave: + nv_iord($r6, NV_PPWR_TIMER_LOW) + st b32 D[$r0 + #memx_ts_end] $r6 + mov $r6 NV_PPWR_OUTPUT_CLR_FB_PAUSE nv_iowr(NV_PPWR_OUTPUT_CLR, $r6) memx_func_leave_wait: nv_iord($r6, NV_PPWR_OUTPUT) and $r6 NV_PPWR_OUTPUT_FB_PAUSE bra nz #memx_func_leave_wait + +#if NVKM_PPWR_CHIPSET == GT215 + movw $r8 0x1610 + nv_rd32($r7, $r8) + imm32($r6, 0xffffffcc) + and $r7 $r6 + nv_wr32($r8, $r7) +#else + movw $r6 0x0026f0 + imm32($r7, 0x00000001) + nv_rd32($r8, $r6) + or $r8 $r7 + nv_wr32($r6, $r8) + + movw $r6 0x001620 + nv_rd32($r8, $r6) + or $r8 $r7 + nv_wr32($r6, $r8) + + imm32($r7, 0x00000aa2); + nv_rd32($r8, $r6) + or $r8 $r7 + nv_wr32($r6, $r8) +#endif + ret + +#if NVKM_PPWR_CHIPSET < GF119 +// description +// +// $r15 - current (memx) +// $r4 - packet length +// +00: head to wait for vblank on +// $r3 - opcode desciption +// $r0 - zero +memx_func_wait_vblank: + ld b32 $r6 D[$r1 + 0x00] + cmp b32 $r6 0x0 + bra z #memx_func_wait_vblank_head0 + cmp b32 $r6 0x1 + bra z #memx_func_wait_vblank_head1 + bra #memx_func_wait_vblank_fini + + memx_func_wait_vblank_head1: + movw $r7 0x20 + bra #memx_func_wait_vblank_0 + + memx_func_wait_vblank_head0: + movw $r7 0x8 + + memx_func_wait_vblank_0: + nv_iord($r6, NV_PPWR_INPUT) + and $r6 $r7 + bra nz #memx_func_wait_vblank_0 + + memx_func_wait_vblank_1: + nv_iord($r6, NV_PPWR_INPUT) + and $r6 $r7 + bra z #memx_func_wait_vblank_1 + + memx_func_wait_vblank_fini: + add b32 $r1 0x4 + ret + +#else + +// XXX: currently no-op +// +// $r15 - current (memx) +// $r4 - packet length +// +00: head to wait for vblank on +// $r3 - opcode desciption +// $r0 - zero +memx_func_wait_vblank: + add b32 $r1 0x4 ret +#endif + // description // // $r15 - current (memx) @@ -160,14 +270,17 @@ memx_exec: push $r13 mov b32 $r1 $r12 mov b32 $r2 $r11 + memx_exec_next: - // fetch the packet header, and locate opcode info + // fetch the packet header ld b32 $r3 D[$r1] add b32 $r1 4 - shr b32 $r4 $r3 16 - mulu $r3 #memx_func_size + extr $r4 $r3 16:31 + extr $r3 $r3 0:15 // execute the opcode handler + sub b32 $r3 1 + mulu $r3 #memx_func_size ld b32 $r5 D[$r3 + #memx_func_head + #memx_func] call $r5 @@ -176,6 +289,10 @@ memx_exec: bra l #memx_exec_next // send completion reply + ld b32 $r11 D[$r0 + #memx_ts_start] + ld b32 $r12 D[$r0 + #memx_ts_end] + sub b32 $r12 $r11 + nv_iord($r11, NV_PPWR_INPUT) pop $r13 pop $r14 call(send) |